The table below looks at the statistics for VoltDB skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited VoltDB over the 3 months to 31 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
31 May 2016
Same period 2015 Same period 2014
VoltDB
Rank 626 608 -
Rank change year-on-year
-18 -
Contract jobs citing VoltDB 17 2 0
As % of all contract IT jobs located in the UK 0.032% 0.004% -
As % of the Database & Business Intelligence category 0.15% 0.016% -
Number of daily rates quoted 14 1 0
Median daily rate £456 £400 -
Median daily rate % change year-on-year
+14.06% -
UK excluding London median daily rate £456 £400 -
% change year-on-year
+14.06% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in contract jobs advertised across the UK.

Database & Business Intelligence Category
UK
Contract IT job ads with a match in the
Database & Business Intelligence category
11642 12508 11870
As % of all contract IT jobs located in the UK 21.71% 23.07% 22.24%
Number of daily rates quoted 7952 8177 7552
Median daily rate £425 £400 £388
Median daily rate % change year-on-year
+6.25% +3.22%
90% offered a daily rate of more than £300 £275 £270
10% offered a daily rate of more than £600 £550 £530
UK excluding London median daily rate £390 £363 £350
% change year-on-year
+7.58% +3.57%
Number of hourly rates quoted 169 173 201
Median hourly rate £33.50 £25.83 £30.00
Median hourly rate % change year-on-year
+29.69% -13.90%
90% offered a hourly rate of more than £13.50 £15.35 £13.50
10% offered a hourly rate of more than £49.00 £46.09 £55.00
UK excluding London median hourly rate £34.50 £26.00 £31.50
% change year-on-year
+32.69% -17.46%

VoltDB
Jobs Demand Trend

The demand trend of contract jobs citing VoltDB as a proportion of all IT contracts with a match in the Database & Business Intelligence category.

VoltDB Jobs Demand Trend in the UK

VoltDB
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing VoltDB within the UK.

VoltDB Daily Rate Trend in the UK

VoltDB
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing VoltDB within the UK over the 3 months to 31 May 2016.

VoltDB Daily Rate Histogram in the UK

VoltDB
Top 9 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing VoltDB within the UK over the 3 months to 31 May 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +5 15 £463 +15.62%
South East -8 14 £463 +15.62%
Surrey -5 12 £463 +15.62%
Leatherhead -10 11 £463 +15.62%
Berkshire - 2 £475 -
South Wales - 2 £388 -
Wales - 2 £388 -
Reading - 2 £475 -
London - 1 - -

VoltDB
Top 30 Related IT Skills

For the 6 months to 31 May 2016, IT contractor jobs citing VoltDB also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for VoltDB.

1 26 (92.86%) Oracle
1 26 (92.86%) Security Cleared
2 20 (71.43%) Linux
2 20 (71.43%) SC Cleared
3 19 (67.86%) Java
4 18 (64.29%) SQL
5 17 (60.71%) JBoss
5 17 (60.71%) JMeter
5 17 (60.71%) Java EE
6 15 (53.57%) Unix
7 11 (39.29%) Eclipse
7 11 (39.29%) HP
7 11 (39.29%) JUnit
7 11 (39.29%) SOAP
7 11 (39.29%) Web Services
7 11 (39.29%) XML
7 11 (39.29%) JSON
7 11 (39.29%) Selenium
7 11 (39.29%) Agile Software Development
7 11 (39.29%) Maven
7 11 (39.29%) Load Testing
7 11 (39.29%) Test Automation
7 11 (39.29%) HP Quality Center
7 11 (39.29%) JBehave
7 11 (39.29%) Cucumber
7 11 (39.29%) BDD
7 11 (39.29%) SoapUI
7 11 (39.29%) Functional Testing
7 11 (39.29%) Jenkins
8 7 (25.00%) Red Hat Enterprise Linux

VoltDB
Top Related IT Skills by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 17 (60.71%) JBoss
Communications & Networking
1 6 (21.43%) tcpdump
Database & Business Intelligence
1 5 (17.86%) MySQL
2 1 (3.57%) Oracle Database
Development Applications
1 17 (60.71%) JMeter
2 11 (39.29%) Cucumber
2 11 (39.29%) Eclipse
2 11 (39.29%) JBehave
2 11 (39.29%) Jenkins
2 11 (39.29%) JUnit
2 11 (39.29%) Maven
2 11 (39.29%) Selenium
2 11 (39.29%) SoapUI
3 6 (21.43%) JIRA
4 5 (17.86%) Subversion
4 5 (17.86%) TestNG
General
1 2 (7.14%) Banking
1 2 (7.14%) Retail
Job Titles
1 21 (75.00%) Developer
2 17 (60.71%) Java Developer
3 11 (39.29%) Developer in Test
4 6 (21.43%) Agile Developer
4 6 (21.43%) Agile Java Developer
4 6 (21.43%) Senior Developer
4 6 (21.43%) Senior Java Developer
5 4 (14.29%) Linux Developer
5 4 (14.29%) Oracle Developer
5 4 (14.29%) PL/SQL Developer
6 3 (10.71%) Consultant
6 3 (10.71%) SQL Developer
7 2 (7.14%) Integration Consultant
7 2 (7.14%) Performance Specialist
7 2 (7.14%) Performance Tuning Specialist
7 2 (7.14%) Tester
8 1 (3.57%) DBA
8 1 (3.57%) Smart Metering Consultant
8 1 (3.57%) Systems Tester
8 1 (3.57%) Unix Linux Engineer
Libraries, Frameworks & Software Standards
1 17 (60.71%) Java EE
2 11 (39.29%) JSON
2 11 (39.29%) SOAP
2 11 (39.29%) Web Services
2 11 (39.29%) XML
3 1 (3.57%) CGI
Miscellaneous
1 3 (10.71%) Analytical Skills
1 3 (10.71%) Cryptography
1 3 (10.71%) PKI
1 3 (10.71%) Smart Meter
Operating Systems
1 20 (71.43%) Linux
2 15 (53.57%) Unix
3 7 (25.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 11 (39.29%) Agile Software Development
1 11 (39.29%) BDD
1 11 (39.29%) Functional Testing
1 11 (39.29%) Load Testing
1 11 (39.29%) Test Automation
2 6 (21.43%) Network Packet Analysis
2 6 (21.43%) Performance Testing
2 6 (21.43%) User Stories
3 5 (17.86%) Regression Testing
3 5 (17.86%) Technical Analysis
3 5 (17.86%) Use Case
4 4 (14.29%) Automation Testing
4 4 (14.29%) Performance Tuning
4 4 (14.29%) SDLC
4 4 (14.29%) Unit Testing
5 3 (10.71%) System Integration Testing
6 2 (7.14%) Asynchronous Programming
6 2 (7.14%) Data Modelling
7 1 (3.57%) Change Management
7 1 (3.57%) ITIL
Programming Languages
1 19 (67.86%) Java
2 18 (64.29%) SQL
3 4 (14.29%) PL/SQL
4 3 (10.71%) AWK
4 3 (10.71%) Python
4 3 (10.71%) sed
4 3 (10.71%) Shell Script
Qualifications
1 26 (92.86%) Security Cleared
2 20 (71.43%) SC Cleared
Quality Assurance & Compliance
1 1 (3.57%) QA
Systems Management
1 11 (39.29%) HP Quality Center
2 1 (3.57%) Ansible
Vendors
1 26 (92.86%) Oracle
2 11 (39.29%) HP
3 1 (3.57%) Red Hat
3 1 (3.57%) VMware